static mut N: i32 = 10;

#[test]
fn test_first_unsafe() {
    let x = 5;
    let raw = &x as *const i32;
    let points_at = raw;

    println!("points_at is {:?}", points_at);

    unsafe {
        N += 1;
        println!("N: {}", N);
    }
}
